PeptideDB

Polyphemusin II

CAS: 125139-68-6 F: C108H161N37O20S4 W: 2425.93

Polyphemusin II is an antimicrobial peptide which can be isolated from Limulus polyphemus hemocytes. Polyphemusin II exh
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Bioactivity Polyphemusin II is an antimicrobial peptide which can be isolated from Limulus polyphemus hemocytes. Polyphemusin II exhibits antimicrobial activities against various Gram (+)/(-) bacteria and fungi[1].
CAS 125139-68-6
Sequence Arg-Arg-Trp-Cys-Phe-Arg-Val-Cys-Tyr-Lys-Gly-Phe-Cys-Tyr-Arg-Lys-Cys-Arg-NH2 (Disulfide bridge: Cys4-Cys17,Cys8-Cys13)
Shortening RRWCFRVCYKGFCYRKCR-NH2 (Disulfide bridge: Cys4-Cys17,Cys8-Cys13)
Formula C108H161N37O20S4
Molar Mass 2425.93
Transport Room temperature in continental US; may vary elsewhere.
Storage

Please store the product under the recommended conditions in the Certificate of Analysis.

Reference [1]. Miyata T, et al. Antimicrobial peptides, isolated from horseshoe crab hemocytes, tachyplesin II, and polyphemusins I and II: chemical structures and biological activity. J Biochem. 1989 Oct;106(4):663-8.